LIGAND PHARMACEUTICALS INC

CUSIP: 53220KAD0 Class: NOTE 0.750% 8/1

OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AM's Holding History (CIK: 0001132716)

Note: Option positions (PUT/CALL) are excluded.

Q2 2017
Shares 7,500,000 Value ($000) $12,427,000 Avg Close — Range —
Q1 2017
Shares 10,000,000 Value ($000) $14,919,000 Avg Close — Range —